The NSYS3DEX4420 is an enclosure manufactured by Schneider with a wall mounting type, dimensions 400 mm x 400 mm x 200 mm, made of steel and featuring the S3DEX product family. It is designed to protect electrical equipment and provide safety and durability. This enclosure is suitable for a range of industrial applications, such as power distribution, control and automation, lighting, and heating and ventilation. It features protection up to IP66/IP67 and can be used for a variety of applications, including medium voltage distribution, lighting control, motor control, process measurement, marine specific and certified equipment, and other electronic applications. The enclosure provides easy installation and accessibility through the use of removable accessories. The enclosure is designed to house up to nine 9TE type distribution boards with the option to extend beyond this in special applications. Additionally, it meets UL Type 4X, 12K, 13 requirements, providing greater safety and performance in harsh environments.